Rank	Countries/Territories	Count	Percent
1	United States	482	40.6%
2	China	296	24.9%
3	Germany	233	19.6%
4	Canada	19	1.6%
5	India	18	1.5%
6	United Kingdom	17	1.4%
7	Netherlands	16	1.3%
8	Australia	14	1.2%
9	France	9	0.8%
10	Ukraine	8	0.7%
11	Cyprus	8	0.7%
12	Taiwan	7	0.6%
13	Philippines	7	0.6%
14	Singapore	5	0.4%
15	Indonesia	5	0.4%
16	Hong Kong	5	0.4%
17	Ireland	5	0.4%
18	Japan	5	0.4%
19	Korea, Republic of	4	0.3%
20	Italy	3	0.3%
21	Bangladesh	3	0.3%
22	Argentina	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	South Africa	2	0.2%
25	Sweden	2	0.2%
26	Norway	2	0.2%
27	Turkey	2	0.2%
28	Russia	1	0.1%
29	Saudi Arabia	1	0.1%
30	Switzerland	1	0.1%
31	Slovakia	1	0.1%
32	Malaysia	1	0.1%
33	Denmark	1	0.1%
34	Cote D'ivoire	1	0.1%